...
1b- yum update and make sure you have 2x user account
1c- name sure internet access + NTP
1c- For multi-interface: kubeadm init --apiserver-advertise-address 192.168.56.101
...
http://www.tothenew.com/blog/how-to-install-kubernetes-on-centos/
[root@minion1 ~]# date
Tue 23 May 10:43:30 BST 2017 <<<<<<<<<<<<<<<<<<
[root@minion1 ~]# timedatectl
Local time: Tue 2017-05-23 10:43:23 BST <<<<<<<<<<<<<<
Universal time: Tue 2017-05-23 09:43:23 UTC
RTC time: Tue 2017-05-23 00:08:39
Time zone: Europe/London (BST, +0100)
NTP enabled: yes
NTP synchronized: yes
RTC in local TZ: no
DST active: yes
Last DST change: DST began at
Sun 2017-03-26 00:59:59 GMT
Sun 2017-03-26 02:00:00 BST
Next DST change: DST ends (the clock jumps one hour backwards) at
Sun 2017-10-29 01:59:59 BST
Sun 2017-10-29 01:00:00 GMT
3- Install Kubernetes GUI
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